将 Recraft V4.1 Utility 与 Comfy Router 搭配使用

from comfy_sdk import Comfy

# Reads COMFY_API_KEY from the environment.
# Each submit() call mints its own Idempotency-Key and reuses it for automatic retries.
with Comfy() as client:
    handle = client.models.submit(
        "recraft/recraftv4_1_utility",
        {
            "n": 1,
            "prompt": "A single red maple leaf on a plain white background.",
        },
    )
    print("request_id:", handle.request_id)  # with the model ID, all another process needs

    # Poll until the request completes, waiting the Retry-After the server names.
    for update in handle.iter_events():
        print(update.status, update.queue_position)

    # The provider's own payload, the same value models.run() returns.
    # A request that failed or was cancelled raises the typed Router error here.
    result = handle.get()

print(result)

import { comfy } from "@comfyorg/sdk";

// Reads COMFY_API_KEY from the environment.
// Each submit() call mints its own Idempotency-Key and reuses it for automatic retries.
const handle = await comfy.models.submit("recraft/recraftv4_1_utility", {
  n: 1,
  prompt: "A single red maple leaf on a plain white background.",
});
console.log("requestId:", handle.requestId); // with the model ID, all another process needs

// Poll until the request completes, waiting the Retry-After the server names.
for await (const update of handle.events()) {
  console.log(update.status, update.queuePosition);
}

// The same result models.run() returns. A request that failed or was cancelled rejects here.
const result = await handle.get();

console.log(result.data);

# 1. Submit. Router answers 201 with request_id, status_url, response_url and cancel_url.
curl https://api.comfy.org/v2/models/recraft/recraftv4_1_utility/requests \
  -H "X-API-Key: $COMFY_API_KEY" \
  -H "Idempotency-Key: $(uuidgen)" \
  -H "Content-Type: application/json" \
  -d "{\"n\": 1, \"prompt\": \"A single red maple leaf on a plain white background.\"}"

# 2. Poll until status is COMPLETED, waiting the Retry-After seconds each response names.
REQUEST_ID="<request_id from the 201 body>"
curl -i https://api.comfy.org/v2/models/recraft/recraftv4_1_utility/requests/$REQUEST_ID/status \
  -H "X-API-Key: $COMFY_API_KEY"

# 3. Collect. 200 with the model's native output, 202 with the status body while it is still running.
curl https://api.comfy.org/v2/models/recraft/recraftv4_1_utility/requests/$REQUEST_ID \
  -H "X-API-Key: $COMFY_API_KEY"